5:22 p.m. Elnahal said it's rare that any facility would come out with no citations. The Wanaque center was cited for several deficiencies in recent years that could lead to the spread of infection,

5:20 p.m. Murphy reiterates this is not a crisis for the public at large.

"Let's all do the smart, simple things," he said.

5:18 p.m. Elnahal says the department has the authority to revoke a center's license, but said these cases are extremely fragile and there needs to be a plan of where to transfer the patients to.

"That decision would only be made down the road. If we have to make that decision down the road we will."

The facility has fully cooperated, Elnahal said.

5:15 p.m. Elnahal said his office learned that the first symptom onset of the virus was on Sept. 26. They were notified Oct. 9 after hours. The next morning officials began surveillance work with the facility and the surprise inspection was over the weekend.

Murphy said they still do not have the answers but will do everything they can to get them.

5:13 p.m. An audience member asks Murphy for answers on notification on the virus.

"We clearly need to understand the communication here," Murphy said.

Elnahal said he can't speak to facility's practice but said there has not been a single case out of respiratory unit of center where the virus was found.

5:11 p.m. Four weeks are needed without an additional case before the outbreak is declared over, Elnahal said.

5:08 p.m. Health Commissioner Dr. Shereef Elnahal takes the podium. He said the strain of the virus has an effect on children with compromised immune systems can cause such devastating consequences.

Inspectors visited the center and found minor issues with handwashing and started work to fix.

It can be "impossible or difficult to know" how the virus got to the facility, he said.

5:05 p.m. Murphy promotes importance of good hygiene to prevent spread of disease.

"These events should be a loud wake-up call that we can't let these public service announcements become background noise."